ICP DAS, ZT-2005-C8 User Manual, Version v1.0.1 Page 42
Copyright © 2014 by ICP DAS Co., Ltd. All Rights Reserved.
5.3.1
Modbus Address Mapping
Coils
Function Code
0x01(R)
0x05(W)
0x0F(W)
0x02(R)
Address
Description
Attribute
00257
10257 Protocol
，
0
：
DCON
；
1
：
Modbus RTU
R
00267
10267 Temperature scale
，
0
：
Celsius(
℃
)
，
1
：
Fahrenheit(
℉
)
R/W
00269
10269 Data format
，
0
：
2
’
s
complement hexadecimal
1
：
Engineering units
R/W
00272
-
Write 1 to load default calibration parameters
W
00287
10287 RF Encryption status
R
00321
~
00332
10321
~
10332
DIP switch 12 to 1
R
00333
~
00336
10333
~
10336
Rotary switch Bit 0 to Bit 3
R
Registers
Function code
0x04(R) 0x03(R)
0x06(W)
0x10(W)
Address
Description
Attribute
30001
~
30008
40001
~
40008
Temperature value of channel 0 to 7
R
30287
40287 RF Encryption status
R
30289
~
30296
40289
~
40296
Temperature offset of channel 0 to 7 (offset unit: 0.1)
R/W
30481
40481 Firmware version (Low word)
R
30482
40482 Firmware version (High word)
R
30483
40483 Module name (Low word)
R
30484
40484 Module name (High word)
R
30485
40485 Module address (Address/Node ID), valid
range:1~247
R/W
30486
40486 Baud rate. Always set to 0x0A (115200,8,n,1)
R
30490
40490 Enables or disables each Analog Input channel
R/W
